26552531 has 2 divisors, whose sum is σ = 26552532. Its totient is φ = 26552530.

The previous prime is 26552503. The next prime is 26552563. The reversal of 26552531 is 13525562.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26552531 - 2⁶ = 26552467 is a prime.

It is a super-2 number, since 2×26552531² = 1410073805011922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26552494 and 26552503.

It is not a weakly prime, because it can be changed into another prime (26552501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13276265 + 13276266.

It is an arithmetic number, because the mean of its divisors is an integer number (13276266).

Almost surely, 2^26552531 is an apocalyptic number.

26552531 is a deficient number, since it is larger than the sum of its proper divisors (1).

26552531 is an equidigital number, since it uses as much as digits as its factorization.

26552531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 29.

The square root of 26552531 is about 5152.9148062043. The cubic root of 26552531 is about 298.3334667734. Note that the first 3 decimals are identical.

The spelling of 26552531 in words is "twenty-six million, five hundred fifty-two thousand, five hundred thirty-one".